Cool White LED Ring Light PCB - 70mm Diameter - 5V Power : ID 5138 : $8.50 : Adafruit Industries, Unique & fun DIY electronics and kits
CircuPool RJ-Classic O-Ring Set-CP-ORINGS
LED Ring Light - 76mm Diameter : ID 4433 : $17.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Springs - O-Rings - Streamlight Accessories - Streamlight - Flashlight Dealer
Amazon.com : MeeA Led Ring Light 10 Inches - O Ring Lights with Phone Holder, 3 Dimmable Color 10 Brightness Levels, LED Lighting for Phone/Streaming/Photography/Makeup : Electronics
Sealing Ring Raytools | Laser Sealing Ring | Fiber Head Lenses | Laser Head Ring - Laser - Aliexpress
LED O-Ring Lamp with Scissor Arm for Amazing Mobile Phone Camera Photography FP12-26 – My Tech Shoppe
20W LED Fiber Optic O-Ring Light Microscope Illuminator – Microscope Central
GITD O-Ring Seals – JLHawaii808
Tzumi Onair 8" Led Ring Light With Tripod Stand & Phone Holder : Target
SR1-116RGB 6.5 Inch LED Ring Light | MB Quart
LED Light Parts | Rubber O-Ring | Oznium
LED Light Parts | Rubber O-Ring | Oznium
Nanlite Halo Bi-Color LED Ring Light Kit (18") HALO18 B&H Photo
GE 3-5/16 in. O-Ring ws03x10038 - The Home Depot
GITD O-Ring Seals – JLHawaii808
GITD Glow O-Ring Seals For LED Flashlight | eBay
LED Light Parts | Rubber O-Ring | Oznium
RGB PAR 56 LED Niche Stainless Steel Cover and PVC with O Ring IP 68 Water proof 1.5 meter - AliExpress
H8 H11 Headlight Bulb Replacement O-ring Set of 2 Fixes Loose Headlight Bulbs | eBay
Microscope Ring Light
H8 H11 Headlight Bulb Replacement O-ring Set of 2 Fixes Loose Headlight Bulbs | eBay
Internal O-Ring for PV End Plug to Product Water Tube of Housing - PV-OR40-210 | WaterAnywhere
MECCANIXITY Indicator LED Light 12V 16mm M16 Panel Mount Metal Waterproof Signal Lamp with O Ring for Machinery and Equipment, Blue Green Red White Yellow 1 Set: Amazon.com: Industrial & Scientific
